Patents by Inventor Norbert Hausladen
Norbert Hausladen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240090382Abstract: The present invention relates in general to working machines with working units which are subject to fluctuating loads or have a fluctuating power consumption. The invention relates in particular to a drive train assembly for driving such a working unit, the drive train assembly having a flywheel accumulator for mitigating the load impacts or load fluctuations. According to the invention, a starting aid for easier starting up of the flywheel accumulator into its desired operating speed range is provided, the starting aid having a planetary transmission, which is connected in terms of drive to the flywheel accumulator, and a control actuator for braking and/or accelerating a planetary transmission element in order to adjust the step-up/step-down ratio of the planetary transmission when starting up the flywheel accumulator.Type: ApplicationFiled: October 16, 2023Publication date: March 21, 2024Applicant: Liebherr-Components Biberach GmbHInventors: David FÜHRLE, Viktor SCHINDLER, Stefan BINDER, Norbert HAUSLADEN
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Publication number: 20230312313Abstract: The invention relates to a cable winch comprising a cable drum onto which a cable can be wound, a temperature measuring device being provided to measure the temperature of the cable drum.Type: ApplicationFiled: April 28, 2023Publication date: October 5, 2023Applicant: Liebherr-Components Binberach GmbHInventors: Norbert HAUSLADEN, Thomas SCHMID
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Patent number: 11719328Abstract: The present invention relates to a drive for reaching a desired position of a component such as of a rotor blade, a crane tower, a superstructure and the like, having at least two drive elements that are in toothed engagement with one another and of which at least one is drivable from a drive source and the other is connectable to the component, and having a lubricating device for lubricating the drive elements, wherein at least one lubricant passage for the supply of lubricant to a meshing tooth pair is led through one of the drive elements. It is proposed to effect the supply of the lubricant by a distributor that is connected upstream of the lubricant passage integrated in the drive element and to control the connection between a supply passage of the distributor and the at least one lubricant passage integrated in the drive element by a relative movement between the drive element and the distributor.Type: GrantFiled: January 21, 2021Date of Patent: August 8, 2023Assignee: Liebherr-Components Biberach GMBHInventors: Martin Paal, Frowin Wack, Norbert Hausladen
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Patent number: 11674357Abstract: A drilling apparatus in the form of a Kelly drilling rig including a drilling tool holder for holding a drill rod, in particular a Kelly bar, which can be rotatably driven by a rotary drive via a gearbox, wherein the gearbox includes a gearbox housing with multiple gearbox elements rotatably mounted therein. At least one plastically deformable shock absorber element for absorbing shocks is provided on at least one of the gearbox elements in the gearbox housing.Type: GrantFiled: June 27, 2019Date of Patent: June 13, 2023Assignee: Liebherr-Components Biberach GmbHInventors: Norbert Hausladen, Viktor Schindler
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Patent number: 11535499Abstract: The invention relates to a free fall winch comprising a drum, which can be rotationally driven by a winch drive, wherein a free fall brake is provided for braking the drum in free fall operation. According to the invention, a torque acting on the free fall winch, which depends on the free fall braking torque, is detected by means of a detection device, and a brake actuation force with which the free fall brake is actuated is controlled or adjusted by a control device according to the detected torque.Type: GrantFiled: March 6, 2020Date of Patent: December 27, 2022Assignee: Liebherr-Components Biberach GmbHInventors: Norbert Hausladen, David Führle
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Patent number: 11365099Abstract: The present invention relates to rope drums for winding and unwinding ropes, having a drum shell, to which end disks are fastened at the end faces, and to rope winches having such rope drums. The invention also relates to a method for producing such a rope drum. According to the invention, the drum shell is seamlessly rolled from an annular workpiece blank by means of a rope groove profile embossed in a non-cutting manner.Type: GrantFiled: May 28, 2020Date of Patent: June 21, 2022Assignee: Liebherr-Components Biberach GmbHInventors: Norbert Hausladen, Hubertus Rütten
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Publication number: 20220185638Abstract: The present invention relates to a cable winch, in particular a hoisting gear winch of a hoist, comprising a cable drum, an entry guide for a cable to be wound onto the cable drum, and an actuating drive for adjusting the entry guide relative to the cable drum. The invention also relates to a hoisting device, in particular in the form of a crane, having such a cable winch. According to the invention, a detection unit for detecting an image of the progression of the winding of the cable wound onto the cable drum is provided and the control unit is designed to adjust the entry guide relative to the cable drum depending on the winding progression image captured.Type: ApplicationFiled: February 2, 2022Publication date: June 16, 2022Applicant: Liebherr-Components Biberach GmbHInventor: Norbert HAUSLADEN
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Publication number: 20220055070Abstract: The invention relates to a vibration generator for piling machines, compactors or other construction machines, having at least two unbalance trains, each comprising unbalanced masses which are rotatingly drivable by a drive apparatus, and an adjustment apparatus for adjusting the phase position of the rotating unbalanced masses relative to each other. According to the invention, the unbalanced masses of different unbalance trains are arranged coaxially without a fixed transmission ratio relative to each other, wherein the unbalanced masses of a first unbalance train are arranged between the unbalanced masses, coaxial therewith, of a second unbalance train, and the drive apparatus is designed to drive the unbalance trains with rotation speed differences which are variable relative to each other.Type: ApplicationFiled: November 8, 2021Publication date: February 24, 2022Inventors: Norbert HAUSLADEN, Viktor SCHINDLER, Christian SPRENGER
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Publication number: 20210380378Abstract: The present invention relates to a cable drum for a cable winch of a cable drive, having a drum shell and two flanged wheels which adjoin the drum shell at the ends, wherein the drum shell and/or the flanged wheels are produced from fiber-reinforced composite material, wherein the drum shell and/or the flanged wheels have a multi-shell structure having at least two walls made of fiber-reinforced composite material, which walls are spaced apart from each other and connected to each other by a foam core.Type: ApplicationFiled: July 16, 2021Publication date: December 9, 2021Applicant: Liebherr-Components Biberach GmbHInventors: Ilaka MUPENDE, Norbert HAUSLADEN, Bernd HEMEL
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Publication number: 20210324686Abstract: A drilling apparatus in the form of a Kelly drilling rig including a drilling tool holder for holding a drill rod, in particular a Kelly bar, which can be rotatably driven by a rotary drive via a gearbox, wherein the gearbox includes a gearbox housing with multiple gearbox elements rotatably mounted therein. At least one plastically deformable shock absorber element for absorbing shocks is provided on at least one of the gearbox elements in the gearbox housing.Type: ApplicationFiled: June 27, 2019Publication date: October 21, 2021Inventors: Norbert Hausladen, Viktor Schindler
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Patent number: 11124396Abstract: The present invention relates to a free-fall winch comprising a drum which can be rotatorily driven by a winch drive via a transmission and can be retained by a holding brake, wherein in addition to the holding brake a free-fall brake is provided for slowing down the drum in free-fall operation. According to the invention, the free-fall brake is arranged between winch drive and holding brake on the one hand and drum on the other hand such that when the free-fall brake is open, the drum is decoupled from the winch drive and from the holding brake and can be rotated at idle with respect to the winch drive and the holding brake.Type: GrantFiled: March 3, 2020Date of Patent: September 21, 2021Assignee: Liebherr-Components Biberach GmbHInventor: Norbert Hausladen
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Publication number: 20210140533Abstract: The present invention relates to a drive for reaching a desired position of a component such as of a rotor blade, a crane tower, a superstructure and the like, having at least two drive elements that are in toothed engagement with one another and of which at least one is drivable from a drive source and the other is connectable to the component, and having a lubricating device for lubricating the drive elements, wherein at least one lubricant passage for the supply of lubricant to a meshing tooth pair is led through one of the drive elements. It is proposed to effect the supply of the lubricant by a distributor that is connected upstream of the lubricant passage integrated in the drive element and to control the connection between a supply passage of the distributor and the at least one lubricant passage integrated in the drive element by a relative movement between the drive element and the distributor.Type: ApplicationFiled: January 21, 2021Publication date: May 13, 2021Applicant: Liebherr-Components Biberach GMBHInventors: Martin PAAL, Frowin WACK, Norbert HAUSLADEN
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Patent number: 10927943Abstract: The present invention relates to a drive for reaching a desired position of a component such as of a rotor blade, a crane tower, a superstructure and the like, having at least two drive elements that are in toothed engagement with one another and of which at least one is drivable from a drive source and the other is connectable to the component, and having a lubricating device for lubricating the drive elements, wherein at least one lubricant passage for the supply of lubricant to a meshing tooth pair is led through one of the drive elements. It is proposed to effect the supply of the lubricant by a distributor that is connected upstream of the lubricant passage integrated in the drive element and to control the connection between a supply passage of the distributor and the at least one lubricant passage integrated in the drive element by a relative movement between the drive element and the distributor.Type: GrantFiled: December 6, 2016Date of Patent: February 23, 2021Assignee: Liebherr-Components Biberach GMBHInventors: Martin Paal, Frowin Wack, Norbert Hausladen
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Publication number: 20200339393Abstract: The present invention relates to rope drums for winding and unwinding ropes, having a drum shell, to which end disks are fastened at the end faces, and to rope winches having such rope drums. The invention also relates to a method for producing such a rope drum. According to the invention, the drum shell is seamlessly rolled from an annular workpiece blank by means of a rope groove profile embossed in a non-cutting manner.Type: ApplicationFiled: May 28, 2020Publication date: October 29, 2020Applicant: Liebherr-Components Biberach GmbHInventors: Norbert HAUSLADEN, Hubertus RÜTTEN
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Patent number: 10807841Abstract: A hoist drum for a fiber rope drive for high-strength fiber ropes such as crane hoists, boom adjustment or trolley traveling gear, and the like, comprising a drum body for winding up the fiber rope, guard plates encompassing the drum body, and a rope end fastening apparatus for fastening a rope end to the hoist drum. The rope end fastening apparatus of the hoist drum comprises two strand guiding passages that are disposed next to one another and that lead to a rope deflection element at which the rope end can be turned around and back so that one respective rope strand comes to lie in the two strand guiding passages; and furthermore comprises a clamping apparatus associated with the strand guiding passages for clamping at least the rope strand that is turned back around the rope deflection element in the strand guiding passage associated with the rope strand.Type: GrantFiled: October 4, 2016Date of Patent: October 20, 2020Assignee: LIEBHERR-COMPONENTS BIBERACH GMBHInventors: Ilaka Mupende, Norbert Hausladen, Steven Kreyssig, Nikolaj Horst, Horst Zerza
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Publication number: 20200277170Abstract: The present invention relates to a free-fall winch comprising a drum which can be rotatorily driven by a winch drive via a transmission and can be retained by a holding brake, wherein in addition to the holding brake a free-fall brake is provided for slowing down the drum in free-fall operation. According to the invention, the free-fall brake is arranged between winch drive and holding brake on the one hand and drum on the other hand such that when the free-fall brake is open, the drum is decoupled from the winch drive and from the holding brake and can be rotated at idle with respect to the winch drive and the holding brake.Type: ApplicationFiled: March 3, 2020Publication date: September 3, 2020Applicant: Liebherr-Components Biberach GmbHInventor: Norbert HAUSLADEN
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Patent number: 10760660Abstract: The present invention relates to a hydraulic unit with a housing in which a hydraulic converter is accommodated, which is coupled with a drive shaft that includes a connecting shaft piece located outside the housing for connection to a mechanical drive element The invention furthermore relates to a hydraulic driving device with such hydraulic unit and to a drive train connecting piece to which the hydraulic unit is connected. It is proposed to integrate a clutch for connecting and disconnecting the hydraulic unit into the hydraulic unit itself, so that a mechanical drive train, to which the hydraulic unit is connected, can remain unchanged or need not especially be adapted to the clutch. In accordance with the invention, a clutch for coupling and uncoupling the connecting shaft piece of the hydraulic unit to and from the hydraulic converter of the hydraulic unit is accommodated in the housing of the hydraulic unit.Type: GrantFiled: April 19, 2017Date of Patent: September 1, 2020Assignee: Liebherr-Components Biberach GMBHInventors: Norbert Hausladen, Viktor Schindler
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Publication number: 20200207596Abstract: The invention relates to a free fall winch comprising a drum, which can be rotationally driven by a winch drive, wherein a free fall brake is provided for braking the drum in free fall operation. According to the invention, a torque acting on the free fall winch, which depends on the free fall braking torque, is detected by means of a detection device, and a brake actuation force with which the free fall brake is actuated is controlled or adjusted by a control device according to the detected torque.Type: ApplicationFiled: March 6, 2020Publication date: July 2, 2020Inventors: Norbert HAUSLADEN, David FÜHRLE
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Patent number: 10464414Abstract: A working machine including a working assembly that can be driven by an engine, with the engine being connectable to the working assembly via a power branching transmission including a first mechanical power branch and a second electric or hydraulic power branch, the first and second power branches being combined by a summation transmission that can be coupled to the working assembly on the output side and provides a variable transmission ratio between the first mechanical power branch and the working assembly that can be adjusted by the rotational speed of the second electric or hydraulic power branch. A blocking device is provided for blocking the variability of the transmission ratio that can be adjusted between the first mechanical power branch and the output side of the summation transmission by the rotational speed of the second electric or hydraulic power branch.Type: GrantFiled: April 25, 2016Date of Patent: November 5, 2019Assignee: LIEBHERR-COMPONENTS BIBERACH GMBHInventors: Clemens Christ, Viktor Schindler, Norbert Hausladen
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Patent number: 10376921Abstract: A vibrator for generating vibrations. An exciter cell having rotationally drivable unbalanced masses that are rotatably supported in an exciter cell housing and having an adjustment unit for adjusting the phase position of the unbalanced masses relative to one another. The adjustment unit is configured as a planetary gearing that has at least two input trains to which the unbalanced masses of the exciter cell are coupled that are adjustable in phase relative to one another and that has an adjustment input train for changing the phase position of the output trains of the planetary gearing.Type: GrantFiled: August 9, 2017Date of Patent: August 13, 2019Assignee: Liebherr-Components Biberach GmbHInventors: Norbert Hausladen, Viktor Schindler